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advpl-mvc-avancado

MVC avançado via PE — adicionar grids customizadas em telas MVC padrão (CNTA300/MATA460/etc), AddTrigger em cascata, validações preservando original…

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Works with Claude Code, Claude apps, Codex, Cursor, Gemini CLI, GitHub Copilot, VS Code, OpenCode, Goose, Windsurf. Read the repository before you give any tool access to your data.

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About

MVC avançado via PE — adicionar grids customizadas em telas MVC padrão (CNTA300/MATA460/etc), AddTrigger em cascata, validações preservando original (bLinePost), SetErrorMessage estruturado, FWSaveRows/FWRestRows para navegação segura, integração MATXFIS dentro de gatilhos MVC, controle de comportamento por status. Use ao customizar MVC além do CRUD básico.

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What this skill can do and what it asks for, from its SKILL.md. Checked Oct 25, 2026.

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  • codeload.github.com · found in install command

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  • ~/.claude/skills/advpl-mvc-avancado

What's inside

Skill name
advpl-mvc-avancado
Description
MVC avançado via PE — adicionar grids customizadas em telas MVC padrão (CNTA300/MATA460/etc), AddTrigger em cascata, validações preservando original (bLinePost), SetErrorMessage estruturado, FWSaveRows/FWRestRows para navegação segura, integração MATXFIS dentro de gatilhos MVC, controle de comportamento por status. Use ao customizar MVC além do CRUD básico.
License
MIT
Instructions
217 lines in SKILL.md · view on GitHub

Agent Skills spec issues

  • name: missing

Files (2)

  • SKILL.md
  • reference.md

SKILL.md (first lines)

# advpl-mvc-avancado — Customização MVC avançada via PE

A skill `advpl-mvc` cobre criar cadastros MVC do zero. **Esta skill cobre o cenário muito mais comum**: customizar um MVC padrão TOTVS via PE (`A300STRU`, `MA440STRU`, etc.) — adicionando grids filhas, gatilhos em cascata, validações preservando as originais, e controle de comportamento por status.

## Quando usar

- Usuário pede "adicionar grid em tela padrão", "customizar cadastro TOTVS", "MVC com PE", "PE STRU".
- Necessidade de injetar comportamento em rotina como `CNTA300`, `MATA460`, `MATA103`, `FINA040`.
- Validação cruzada entre grids pai/filha em cadastro padrão.
- Cálculo fiscal (MATXFIS) dentro de gatilho MVC.
- Bloqueio condicional de edição baseado em status do registro mestre.

## O PE bifurcado MODELDEF + VIEWDEF

PEs `*STRU` recebem três parâmetros via `PARAMIXB`:

```advpl
User Function A300STRU()
    Local aParam := PARAMIXB
    Local cTipo  := aParam[1]  // "MODELDEF" ou "VIEWDEF"
    Local cEspec := aParam[2]  // contexto: "C"=Compra, "V"=Venda, etc.
    Local xObj   := aParam[3]  // oModel OU oView (por referência)

    If cEspec == "V"
        If cTipo == "MODELDEF"
            xObj := AddMinhaGridModel(xObj)
        ElseIf cTipo == "VIEWDEF"
            xObj := AddMinhaGridView(xObj)
        EndIf
    EndIf

    aParam[3] := xObj  // OBRIGATÓRIO — devolve via referência
Return
```

**Sem o `aParam[3] := xObj` no fim, alterações se perdem.**

## Adicionando grid filha ao Model

```advpl
Static Function AddMinhaGridModel(oModel)
    Local oStruZZ3 := FWFormStruct(1, "ZZ3", /*bAvalCampo*/, .F.)

    // Configurar propriedades dos campos
    oStruZZ3:SetProperty("ZZ3_CODEVT", MODEL_FIELD_OBRIGAT, .T.)
    oStruZZ3:SetProperty("ZZ3_DESCRI", MODEL_FIELD_NOUPD,  .T.)

    // Adicionar gatilho na estrutura
    oStruZZ3:AddTrigger( ;
        "ZZ3_CODEVT", ;     // campo gatilho
        "ZZ3_DESCRI", ;     // campo destino
        {|| .T.}, ;         // condição
        {|oM| Posicione("SX5", 1, xFilial("SX5") + "Z1" + oM:GetValue("ZZ3_CODEVT"), "X5_DESCRI") } )

    oModel:AddGrid("ZZ3DETAIL", "CNAMASTER", oStruZZ3, /*bLinePre*/, /*bLinePost*/, /*bPre*/, /*bPost*/, /*bLoad*/)

    oModel:SetRelation("ZZ3DETAIL", { ;
        {"ZZ3_FILIAL", "xFilial('ZZ3')"}, ;
        {"ZZ3_CODCNT", "CNB->CNB_NUMERO"} ;
    }, ZZ3->(IndexKey(1)))

    oModel:GetModel("ZZ3DETAIL"):SetUniqueLine({"ZZ3_ITEM"})
    oModel:GetModel("ZZ3DETAIL"):SetOptional(.T.)
Return oModel
```

## Adicionando a grid na View

```advpl
Static Function AddMinhaGridView(oView)
    Local oStruZZ3 := FWFormStruct(2, "ZZ3", /*bAvalCampo*/, .F.)

    // Remover campos de chave da tela (vêm via SetRelation)
    oStruZZ3:RemoveField("ZZ3_FILIAL")
    oStruZZ3:RemoveField("ZZ3_CODCNT")

    // Adicionar a grid em box novo
    oView:AddGrid("VIEW_ZZ3", oStruZZ3, "ZZ3DETAIL")

    // Redimensionar grid existente para dar espaço
    oView:CreateHorizontalBox("CABEC",     30)
    oView:CreateHorizontalBox("GRIDCNC",   40)  // grid principal redimensionada
    oView:CreateHorizontalBox("GRIDZZ3",   30)  // nova grid

    oView:SetOwnerView("VIEW_CAB",   "CABEC")
    oView:SetOwnerView("VIEW_CNC",   "GRIDCNC")
    oView:SetOwnerView("VIEW_ZZ3",   "GRIDZZ3")
Return oView
```

## Gatilhos em cascata (pai → filha)

Quando campo da grid pai muda, atualiza colunas da filha:

```advpl
oStruCNC:AddTrigger( ;
    "CNC_VALOR", ;
    "CNC_VLRREL", ;
    {|| .T.}, ;
    {|oM| RecalcZZ3(oM) } )

Static Function RecalcZZ3(oModel)
    Local oZZ3 := oModel:GetModel("ZZ3DETAIL")
    Local nI

    FWSaveRows()  // salva contexto de grids
    For nI := 1 To oZZ3:Length()
        oZZ3:GoLine(nI)
        oZZ3:SetValue("ZZ3_VALOR", oModel:GetValue("CNCMASTER", "CNC_VALOR") * 0.1)
    Next nI
    FWRestRows()  // restaura contexto

Return oModel:GetValue("CNCMASTER", "CNC_VLRREL")
```

## Cálculo MATXFIS dentro de gatilho MVC

```advpl
{|oM| ;

From replybr/plugadvpl, MIT.

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Last commit (this folder)
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From GitHub (fetched Oct 24, 2026).

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License
MIT
First seen
Oct 24, 2026
Last checked
Oct 24, 2026

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advpl-mvc-avancado skill. Agent Mart. https://agentmart.dev/skills/replybr-advpl-mvc-avancado (last updated 2026-10-24)